<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>User对象</title>
</head>
<body>
    <ul>
        <li>${user.id}</li>
        <li>${user.username}</li>
        <li>${user.password}</li>
        <li>${user.age}</li>
    </ul>

</body>
</html>